Installation; Determining The Installation Point; Well Accessible With Low Vibration - TESTO 6457 Instruction Manual

5

INSTALLATION

WARNING
WARNING
5.1

Determining the installation point

Please always observe the technical data (
installation is to meet the following criteria:
• Medium does not condense at the place of installation, i.e. measuring
location only behind a suitable compressed air dryer, which ensures
an appropriate pressure dew point. Otherwise the specified measuring
accuracy cannot be guaranteed.
• Ambient temperature of maximum + 60 °C (note any potential thermal
radiation).
• Take account of the inflow and outflow section (
• Take account of the direction of flow (

• Well accessible with low vibration.

• A min. 200 mm space is needed to remove the sensor.
Installation may only be carried out by authorised, qualified
staff, e.g. pipeline engineers. Please observe the relevant
national regulations.
The electrical connections are to be performed by a
qualified electrician.
To install and remove the sensor the line must be
depressurized. Ensure that the line section cannot be
inadvertently used (lockout-tagout).
see 4.1). The place of
see 5.4).
see 5.5).
23